karina
27 lines
763 B
C
27 lines
763 B
C
// SPDX-License-Identifier: GPL-3.0-or-later
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// Copyright (c) 2026 0xKSor
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#pragma once
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#include <Types.h>
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enum {
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kHeapSizePages = 1024,
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kHeapBlockHeaderMagic = 0x43555445, // CUTE
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kKernelHeapStart = 0xFFFFFFFFC0000000
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};
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static inline Address VMPhysToHeap(Address phys) { return phys + kKernelHeapStart; }
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static inline Address VMHeapToPhys(Address heap) { return heap - kKernelHeapStart; }
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typedef struct __attribute__((aligned(16))) VMHeapBlockHeader {
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UInt64 magic;
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struct VMHeapBlockHeader* next;
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struct VMHeapBlockHeader* previous;
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UInt64 size;
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Boolean isFree;
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} VMHeapBlockHeader;
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void HeapInitialize();
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Pointer HeapAllocate(Size size);
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void HeapFree(Pointer pointer);
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Pointer HeapResize(Pointer pointer, Size newSize); |